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Protocol errors detected post-process – Teledyne LeCroy Conquest User Manual - Users Manual User Manual

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Protocol Analysis

105

Protocol Errors Detected Post-Process

Packet Protocol Errors Detected

Err16

SOF at Low speed. Start of frame packet, SOF, cannot be used
in low speed mode. Instead of this packet, a keep-alive event is
expected.

Err17

Packet Size is big. Indicates that the total number of bits
received for a given packet exceeds the expected number.

Err18

Truncated Packet. Indicates that the total number of bits
received for a given packet is less than the expected number.

Err19

Invalid speed of packet. This packet is not allowed at this
speed.

Err20 - Err31 Reserved for future use.

Transaction Protocol Errors Detected

Err32 Invalid Idle after Packet. Indicates that the required Idle time after a

packet was less than expected.

Err33 Timeout after Packet. Indicates that the required Idle time after a

packet was more than expected.

Err34 Reserved
Err35 ACK not found. Indicates that the required ACK handshake was not

received in this transaction.

Err36 Data Payload Error. Indicates that the expected 8-byte data payload

for setup transaction was incorrect.

Err37 DATA0/1 not found. DATA0/1 is expected but not found in its position.
Err38 Handshake not found. Handshake is expected in this transaction but

not found.

Split Protocol Errors Detected

Err39 Start Split has smash. Start Split transaction of this Split has smash:

Transaction has not been completed successfully.

Err40 Complete Split has smash. Complete Split transaction of this Split has

smash: Transaction has not been completed successfully.

Err41 Endpoint Halt has occurred. Endpoint halt occurs when three retries

have been done with errors in High speed or Full/Low Speed.

Err42 Full/Low Speed side smash. Transaction smash in Full/Low speed

side. Full/Low speed transaction has not been completed successfully.